78606341673 has 16 divisors (see below), whose sum is σ = 106255799616. Its totient is φ = 51680712960.

The previous prime is 78606341669. The next prime is 78606341687. The reversal of 78606341673 is 37614360687.

It is not a de Polignac number, because 78606341673 - 2² = 78606341669 is a prime.

It is not an unprimeable number, because it can be changed into a prime (78606341623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3171258 + ... + 3195948.

It is an arithmetic number, because the mean of its divisors is an integer number (6640987476).

Almost surely, 2^78606341673 is an apocalyptic number.

78606341673 is a gapful number since it is divisible by the number (73) formed by its first and last digit.

It is an amenable number.

78606341673 is a deficient number, since it is larger than the sum of its proper divisors (27649457943).

78606341673 is a wasteful number, since it uses less digits than its factorization.

78606341673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39304.

The product of its (nonzero) digits is 3048192, while the sum is 51.

The spelling of 78606341673 in words is "seventy-eight billion, six hundred six million, three hundred forty-one thousand, six hundred seventy-three".